Market Context — Why This Technology, Why Now

The global food industry is under immense pressure to reduce waste and meet surging consumer demand for natural, functional, and sustainable products. This technology directly addresses these trends by transforming underutilized food resources into high-value, shelf-stable sheet materials, preserving up to 99% of original nutrients. It enables manufacturers to innovate in health foods, nutraceuticals, and natural cosmetics, aligning with both consumer preferences and environmental mandates for a more sustainable future.

Key Competitive Advantages
01

Retains ~99% Food Components: Preserves original nutrition and flavor, enabling high-value product creation without additives.

02

Reduces Costs by ~30% with No Molding Additives: Eliminates the need for additional raw material procurement and blending processes, significantly suppressing manufacturing costs.

03

Secures Market Advantage Through Versatile Applications: This robust technology, validated against 12 prior art documents, enables market leadership in diverse product developments from health foods to cosmetics.

Market Opportunity
Functional Food Market
$1.5B–$2B globally (AI est.)
Increasing consumer awareness of healthy longevity and growing trust in scientifically-backed functional foods are driving demand.
Major functional food manufacturers Nutraceutical product developers Health supplement brands
Elderly Care Food Market
$650M–$700M globally (AI est.)
With an aging global population, demand for foods designed for ease of swallowing and balanced nutrition is rapidly expanding.
Geriatric nutrition companies Healthcare food service providers Specialized food manufacturers for seniors
Beauty and Personal Care Market
$15B–$20B globally (AI est.)
Growing interest in natural ingredients is increasing demand for cosmetics and daily necessities utilizing food-derived functional materials.
Cosmetic ingredient suppliers Natural skincare product manufacturers Personal care brands focusing on bio-ingredients
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a robust method for manufacturing sheet materials from water-insoluble dietary fiber and carboxylic acid, specifically ensuring the retention of food components and the formation of cellulose II type crystal structures. Its claims were meticulously refined and successfully defended against 12 prior art references, establishing a clear, stable, and difficult-to-invalidate scope of protection.

Competitive White Space

This patent primarily covers the sheet manufacturing method and its structural properties. White space exists in developing novel applications such as advanced drug delivery systems or bio-compatible packaging, or integrating the sheets with smart sensor technologies for food quality monitoring.

Economic Impact
~$10M/year estimated new market development and cost savings (est.).
estimated ROI · USD · AI analysis
ROI Calculation Logic

Introducing new sheet material products could enhance the value of existing offerings and open new markets. For example, manufacturing 5 million sheet pieces annually, with an estimated additional revenue of $0.20/piece (AI est.), could lead to an annual sales increase of ~$1.0M (AI est.). Additionally, reducing molding additives is estimated to lower manufacturing costs.

Speed to Market
6× faster than in-house development
This technology is already patented, establishing the fundamental principle for manufacturing sheet materials while preserving food components. Technical validation has progressed significantly as a university research outcome, allowing adopting companies to bypass the initial R&D phase. While integration into existing food processing equipment and optimization for specific food ingredients will be necessary, the established foundational technology enables a substantial reduction in development time compared to creating an equivalent technology in-house.
Competitive Positioning

X: Food Component Retention Rate
Y: Breadth of Application Potential

Business Models & Applications
📝 Licensing Model
This model grants patent licenses for the technology's manufacturing method to adopting companies, enabling product development and production across diverse food processing sectors.
🤝 Joint Development & Technology Partnership Model
This model involves co-developing sheet material products specialized for specific food categories or functional ingredients with adopting companies, thereby creating new markets.
🏭 OEM/ODM Provision Model
This model manufactures and supplies sheet material products using this technology under the adopting company's brand, supporting rapid market entry and brand expansion.
Adjacent Application Opportunities
💊 Pharmaceuticals & Health Foods
Oral Functional Sheet Supplements
Develop sheet materials with high concentrations of specific functional ingredients or nutrients, offering them as easy-to-take pharmaceuticals or supplements without water. For instance, converting vitamins, minerals, or probiotics into sheet form could significantly improve user convenience, potentially boosting adherence by 20-30%.
💄 Beauty & Cosmetics
Food-Derived Face Masks & Sheet Masks
Manufacture sheet materials rich in natural ingredients from fruits, vegetables, or seaweeds for direct application as face packs or sheet masks. Maximizing the moisturizing and beauty benefits of food components could appeal to natural-conscious consumers, potentially capturing a 10-15% share of the natural beauty mask market.
🌿 Environment & Sustainability
Upcycled Resource Sheets
Process previously discarded underutilized resources, such as food processing by-products or off-spec produce, into sheet materials using this technology. This contributes to reducing food waste and creating new product value. For example, developing nutritious edible sheets or packaging from vegetable peels and seeds could reduce waste by up to 20%.
Integration Roadmap — Estimated 18-Month Deployment
Phase 1: Technology Validation and Raw Material Suitability Assessment
Duration: 3 months
Conduct foundational validation to assess the applicability of this technology to the licensee's existing food raw materials and evaluate optimal physical properties for the sheet material.
Phase 2: Sheet Material Prototyping and Process Establishment
Duration: 6 months
Based on validation results, conduct small-scale sheet material prototyping to adjust manufacturing process parameters and establish quality standards.
Phase 3: Equipment Integration for Mass Production and Market Launch
Duration: 9 months
Adjust existing equipment to integrate the established process and build a mass production system. Concurrently, initiate product market launch and promotion.
Technical Feasibility
This technology is based on a simple process of mixing water-insoluble dietary fiber with carboxylic acid. It can utilize general-purpose equipment such as mixing, drying, and molding machines found in existing food processing plants, minimizing new capital investment and allowing for relatively easy implementation. Furthermore, the formation of cellulose II type crystal structures can be monitored using existing analytical techniques, indicating low technical hurdles for quality control.
Success Scenario
Implementing this technology could enable companies to reduce food waste by up to 20%. This could optimize manufacturing costs and establish a sustainable corporate image. By expanding new sheet material product lines, companies may strengthen cross-selling to existing customer bases and enter new market segments, potentially generating an estimated ~$1.0M (AI est.) in additional annual revenue.
Patent Record
APPLICATION NO.
特願2021-073092
REGISTRATION NO.
7702719
FILING DATE
2021/04/23
GRANT DATE
2025/06/26
EXPIRATION DATE
2041/04/23
PATENT HOLDER
国立大学法人金沢大学
Examination History
2024年02月01日
出願審査請求書
2025年01月20日
拒絶理由通知書
2025年03月14日
意見書
2025年03月14日
手続補正書（自発・内容）
2025年06月16日
特許査定